National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Unknown Precip Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 29.65 in (1004.0 mb)
Dewpoint 32°F (0°C)
Visibility 2.00 mi
Last update 29 Dec 4:51 am EST
Extended Forecast for

Walnut Hill ME

Winter Weather Advisory December 29, 05:22am until December 29, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 29, 05:22am until December 29, 07:00pm

    NOW until 7:00pm Mon

    Winter Weather Advisory

  • Overnight

    Low: 30 °F

    Snow and
    Patchy Fog

  • Monday

    Monday: Freezing rain before 7am, then rain. Patchy fog. High near 39. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. Little or no ice accumulation expected.

    High: 39 °F

    Rain/Freezing
    Rain and
    Patchy Fog
    then Rain and
    Areas Fog

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 15. West wind 10 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 15 °F

    Chance Rain
    then Mostly
    Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 21. West wind around 15 mph, with gusts as high as 30 mph.

    High: 21 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 9. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 9 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow between 7pm and 3am. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.

    Low: 9 °F

    Chance Snow

  • New Year's Day

    New Year's Day: Sunny, with a high near 19.

    High: 19 °F

    Sunny

Detailed Forecast

Overnight
Snow. Patchy fog. Steady temperature around 30. Southeast wind around 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Freezing rain before 7am, then rain. Patchy fog. High near 39. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. Little or no ice accumulation expected.
Monday Night
A 30 percent chance of rain, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 15. West wind 10 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 21. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 9. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 28.
Wednesday Night
A chance of snow between 7pm and 3am. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
New Year's Day
Sunny, with a high near 19.
Thursday Night
Mostly clear, with a low around 2.
Friday
Mostly sunny, with a high near 21.
Friday Night
Mostly clear, with a low around 6.
Saturday
Mostly sunny, with a high near 24.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walnut Hill ME
 43.84°N 70.25°W (Elev. 259 ft)
Last Update:
1:06 am EST Dec 29, 2025
Forecast Valid:
5am EST Dec 29, 2025-6pm EST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation